fix polarity in DetNP and DetNPFem

src/bulgarian/ExtendBul.gf

@@ -187,7 +187,7 @@ lin
                        _             => s
                      } ;
     a = {gn = gennum AFem (numnnum det.nn); p = P3} ;
-    p = Pos
+    p = det.p
     } ;
 
 }

src/bulgarian/NounBul.gf

@@ -43,7 +43,7 @@ concrete NounBul of Noun = CatBul ** open ResBul, Prelude in {
                            _             => s
                          } ;
         a = {gn = gennum ANeut (numnnum det.nn); p = P3} ;
-        p = Pos
+        p = det.p
       } ;
     
     UsePN pn = { s = table {